Author

Jiajie Wang

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Preprint Oct 2026

CARET: Training-Free Test-Time Scaling for Repository-Level Code Completion

Retrieval-augmented generation (RAG) dominates repository-level code completion: it retrieves cross-file context (R), then decodes one greedy completion (G). Existing work mainly focuses on retrieval and stops there. We argue both stages can be improved together, with generation in particular gaining from test-time sca...

Jia-Jie Wang, Yu-Tong Zhao, Ke-Bin Peng et al. · 0 citations

Preprint Oct 2026

Agent Skill Evolution: How Revisions Affect Coding Agents

Agent Skills, the SKILL.md files that tell an LLM coding agent how a project works, are revised like code, yet what a revision does to the agent is unknown. From 2,608 first/last revision pairs of 3,159 Skills, we characterize how Skills evolve and how they change together with the configuration of the agent's harness....

Jia-Jie Wang, Yu-Tong Zhao, Tian-Lin Li et al. · 0 citations

#small language model Aug 2026

NavAI: an application-agnostic llm framework for navigation tasks in virtual reality environments

NavAI is an extensible navigation framework that leverages large language models (LLMs) to support both basic action commands and multi-step goal-oriented navigation through an application-agnostic screenshot-and-control interface and explores optimization strategies for virtual scene understanding and navigation goal...

Jiajie Wang, Sumesh Surendran Letha, M. DiGiovanni et al. · International Conference on... · 0 citations